Home > Recipes > Amazing Homemade Peanut Brittle: 1 Perfect Crunch

Amazing Homemade Peanut Brittle: 1 Perfect Crunch

Photo of author

lilyaBlog

October 24, 2025

Close-up of Homemade Peanut Brittle pieces, showcasing the crunchy texture and peanut inclusions.

Oh, that crackle! That perfect, sweet, nutty crunch! There’s just something about homemade peanut brittle that takes me right back. My grandma used to make this *amazing* peanut brittle every Christmas, and the whole house would smell like roasted peanuts and sugary goodness. I swear, the anticipation was half the fun! She’d have us kids lined up, waiting for it to cool just enough so we could break off a piece (carefully, of course!). Making homemade peanut brittle yourself is honestly way easier than you might think, and it’s the perfect treat for holidays, gifting, or just when that sweet craving hits hard. Trust me, once you try this classic recipe, store-bought just won’t cut it anymore!

Close-up of stacked pieces of Homemade Peanut Brittle, showing the peanuts and shiny caramel.

Why You’ll Love This Homemade Peanut Brittle

Seriously, this peanut brittle recipe is a winner for so many reasons. Itโ€™s one of those things that just feels special but is totally doable in your own kitchen.

  • Super Easy: You don’t need to be a candy-making wizard! The steps are straightforward, and you really just need to pay attention to the temperature.
  • That Satisfying Crunch: Oh my goodness, the texture! It cracks perfectly and is just melts in your mouth in the *best* way.
  • Classic Comfort Flavor: That simple combination of sweet sugar and roasted peanuts is just timeless. Itโ€™s pure comfort food.
  • So Versatile: Great for parties, holiday goodie bags, or just a treat with your afternoon coffee. It makes a fantastic homemade gift, too!

Ingredients for Perfect Homemade Peanut Brittle

Alright, let’s talk ingredients! For truly awesome homemade peanut brittle, you want to grab a few simple things from your pantry. Don’t swap these out willy-nilly, especially when you’re just starting out โ€“ they all play a crucial role in getting that perfect crunch!

Here’s exactly what you’ll need:

  • 2 cups granulated sugar – This is the base, and it needs to be the regular white stuff.
  • 1 cup light corn syrup – This little guy is critical for preventing sugar crystals and keeping your brittle smooth and chewy, not grainy!
  • 1 cup water – Just plain old tap water is perfect here.
  • 2 cups dry roasted peanuts – Make sure they’re dry roasted and NOT salted if you can help it. The salt can change the flavor balance a bit, and we want that pure peanut-y goodness.
  • 2 tablespoons butter – Unsalted is best, just to control the saltiness.
  • 1 teaspoon baking soda – This is the magic ingredient that makes your brittle light and airy!
  • 1 teaspoon vanilla extract – For that warm, classic flavor note we all love.

Close-up of stacked pieces of Homemade Peanut Brittle, showing peanuts and caramelized sugar.

Essential Equipment for Making Homemade Peanut Brittle

Okay, so you’ve got your ingredients, but what about the tools? Don’t worry, you probably have most of this already! The right gear just makes the whole process a breeze. You’ll want a good, sturdy, heavy-bottomed saucepan โ€“ this is super important so your sugar doesn’t scorch! And you absolutely need a candy thermometer; getting that temperature just right is the #1 secret to perfect brittle. A nice flat baking sheet is a must, and it’s a good idea to have a silicone spatula handy for spreading. Oh, and maybe an oven mitt or two, just in case!

Step-by-Step Guide to Homemade Peanut Brittle Success

Alright, get ready to make some magic! Making your own homemade peanut brittle is really all about timing and temperature. Don’t let the candy thermometer scare you โ€“ it’s your best friend here! Let’s get this glorious, crunchy goodness made, shall we?

  1. First things first, get your baking sheet ready. You can lightly grease it, or even better, line it with some parchment paperyou know, like for these candy melts! That way, cleanup is a breeze, and nothing sticks.
  2. Into a sturdy, heavy-bottomed saucepan, go your sugar, light corn syrup, and water. We want to cook this over medium heat, just stirring gently until all that sugar is dissolved. Easy peasy!
  3. Now, crank it up to a boil! But here’s the deal: once it starts boiling, let it do its thing without stirring. We’re just letting it bubble away until our candy thermometer tells us it’s hit exactly 300ยฐF (150ยฐC).
  4. Once it hits that magical temperature, stir in your yummy dry roasted peanuts. Keep stirring constantly now โ€“ we don’t want any burning! Cook for another 5 minutes or so, just letting those peanuts get happy in the sugary syrup.
  5. Time for the grand finale! Take the pan *off* the heat. Immediately stir in your butter, that essential baking soda, and the vanilla extract. Whoa! Watch it foam up like crazy! This is where the magic happens for that airy crunch.
  6. Work super fast here! Pour that glorious, bubbly mixture onto your prepared baking sheet.
  7. Grab your spatula and spread it out as thinly and evenly as you possibly can. The thinner it is, the crispier your homemade peanut brittle will be!
  8. Now, the hardest part: patience! Let it cool completely. No peeking, no prodding. Once it’s totally cool and hard, break it into pieces. Ta-da!

A stack of delicious Homemade Peanut Brittle pieces with visible peanuts and a glossy, caramelized surface.

Achieving the Perfect Candy Temperature

That 300ยฐF (150ยฐC) mark is your golden ticket to perfect homemade peanut brittle. Too low, and it’ll be chewy; too high, and it’ll be burnt and bitter. So, trust that candy thermometer! Make sure itโ€™s clipped securely to the side of your pan, dipping into the syrup but not touching the bottom. Give it a little wiggle to make sure itโ€™s accurate before you start, too. Getting this temperature right is absolutely key to that amazing brittle texture!

The Baking Soda Reaction: Why It’s Key

Okay, when you stir in the baking soda, your candy mixture goes NUTS and starts to foam up like a science experiment! Itโ€™s supposed to do that! This foaming is what creates all those lovely little air pockets that give your peanut brittle that signature light and crunchy texture, instead of a hard, dense slab. Because it foams up so much, you *have* to work super quickly to spread it out before it sets. Itโ€™s a crazy transformation, and itโ€™s exciting to see!

Tips for the Best Homemade Peanut Brittle

You know, making great homemade peanut brittle is all about a few little secrets that really make a difference. It’s not complicated, but paying attention to the details helps you avoid those little hiccups. Trust me, these tips are what elevate your brittle from “just okay” to “OMG, I need more”! We want that perfect snap and melt-in-your-mouth taste, right?

First off, quality ingredients are your friend! Using good, fresh dry-roasted peanuts makes a huge difference. And make sure your corn syrup and sugar are fresh, too. If your corn syrup has gotten all crystallized in the jar, it can be a nightmare to work with. Also, avoid stirring the sugar mixture *after* it comes to a boil until you add the peanuts. Stirring can actually encourage crystallization, leaving you with grainy brittle instead of smooth, glassy goodness. If you’re worried about it sticking, a really good non-stick baking mat or parchment paper is your best bet, way better than just greasing.

When itโ€™s time to spread, it happens FAST! Have your spatula ready and lightly greased or dampened. Don’t be shy about spreading it thin โ€“ thatโ€™s the secret to a brittle that snaps perfectly. If it gets too stiff to spread, you can carefully hover it over low heat for just a *second* to loosen it up a little. And if you accidentally make a lump or two? Don’t sweat it! Itโ€™s homemade, itโ€™s supposed to be a little rustic! We’re aiming for deliciousness here, not perfection. These little tricks really help nail that perfect homemade peanut brittle every single time.

An overhead shot of several pieces of Homemade Peanut Brittle scattered on a light surface.

Ingredient Notes and Substitutions

Let’s chat about a few things in this recipe, just to make sure you’re totally set up for success! That light corn syrup? It’s a bit of a superhero in candy making. It keeps your sugar from getting all gritty and helps create that beautiful, glassy texture. Finding it is usually pretty easy in the baking aisle. If you *absolutely* can’t find it, some folks have had luck with golden syrup, but honestly, corn syrup is the tried-and-true path for this homemade peanut brittle. For the peanuts, dry roasted are the way to go because they add a nice depth of flavor without extra oiliness. If you can’t find them, regular roasted peanuts are okay, but make sure they aren’t seasoned!

Storing Your Delicious Homemade Peanut Brittle

Now that you’ve made this amazing homemade peanut brittle, you want to keep it perfectly crunchy, right? The number one enemy of brittle is moisture! So, the trick is to get it into an airtight container as soon as it’s totally cool. Seriously, don’t wait! Exposure to the air will make it sad and chewy.

A good old plastic container with a tight-fitting lid works great. You can also wrap pieces individually in plastic wrap or wax paper before putting them in a container, just for extra protection. Keep it at room temperature โ€“ no need to refrigerate! Properly stored, your glorious homemade peanut brittle should stay wonderfully crisp for a good week or two. Enjoy every crunchy bite!

Frequently Asked Questions About Homemade Peanut Brittle

Got questions about making your own crunchy candy? It’s totally normal! Here are a few things folks often wonder about when they’re whipping up their first batch of brittle.

Can I make peanut brittle without a candy thermometer?

Honestly, it’s super tricky and not really recommended if you want consistent results with your homemade peanut brittle. A candy thermometer is the *best* way to know for sure you’ve hit that crucial 300ยฐF mark. If you try to guess based on color or the “cold water test,” it’s easy to end up with brittle that’s too chewy or burnt. It’s a small investment for a lot of success!

Why is my peanut brittle chewy instead of crunchy?

This is usually because the sugar mixture didn’t get hot enough. If it doesn’t reach that 300ยฐF temperature, it won’t harden up properly and will stay chewy. Another culprit can be humidity! On really damp days, candy tends to absorb moisture and can stay softer. Also, make sure you didn’t stir the sugar mixture too much *before* it reached temperature, as that can sometimes affect how it hardens.

How do I prevent my peanut brittle from sticking?

Sticking is the nemesis of brittle! The absolute best way to prevent this is to use parchment paper or a silicone baking mat on your baking sheet. A good quality non-stick baking spray works pretty well too. If you just grease your pan, it can sometimes still be a challenge to get every last delicious piece off. Also, remember to spread the brittle nice and thin โ€“ that helps it cool quickly and harden up, making it less likely to stick everywhere.

What happens if I add the baking soda too late?

Oh, that’s a biggie! If you wait too long to add the baking soda after taking the candy off the heat, it won’t foam up as much, or it might not foam evenly. This means you won’t get those light, airy pockets that make peanut brittle so wonderfully crunchy. You miss out on that signature texture! So, have your baking soda and vanilla measured and ready to go right by the stove!

Estimated Nutritional Information

Just a heads-up, the numbers below are estimates for about a 1-ounce serving of this delicious homemade peanut brittle. Things can change a little depending on the exact brands of ingredients you use, but this gives you a good idea!

Serving Size: 1 ounce

  • Calories: Around 150
  • Fat: About 7g
  • Carbohydrates: Roughly 22g
  • Protein: Around 3g
Print

Homemade Peanut Brittle

A classic crunchy peanut brittle recipe you can make at home.

  • Author: Mary
  • Prep Time: 10 min
  • Cook Time: 20 min
  • Total Time: 30 min
  • Yield: 1 pound 1x
  • Category: Dessert
  • Method: Stovetop
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 2 cups granulated sugar
  • 1 cup light corn syrup
  • 1 cup water
  • 2 cups dry roasted peanuts
  • 2 tablespoons butter
  • 1 teaspoon baking soda
  • 1 teaspoon vanilla extract

Instructions

  1. Grease a baking sheet or line it with parchment paper.
  2. In a heavy-bottomed saucepan, combine sugar, corn syrup, and water.
  3. Cook over medium heat, stirring until sugar dissolves.
  4. Bring to a boil and cook without stirring until the mixture reaches 300ยฐF (150ยฐC) on a candy thermometer.
  5. Stir in the peanuts and cook for another 5 minutes, stirring constantly.
  6. Remove from heat. Stir in butter, baking soda, and vanilla extract until well combined. The mixture will foam up.
  7. Quickly pour the mixture onto the prepared baking sheet.
  8. Spread thinly and evenly with a spatula.
  9. Let cool completely, then break into pieces.

Notes

  • Ensure your candy thermometer is accurate.
  • Work quickly once the baking soda is added, as the mixture sets fast.
  • Store brittle in an airtight container at room temperature.

Nutrition

  • Serving Size: 1 ounce
  • Calories: 150
  • Sugar: 20g
  • Sodium: 20mg
  • Fat: 7g
  • Saturated Fat: 1g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 22g
  • Fiber: 1g
  • Protein: 3g
  • Cholesterol: 2mg

Keywords: peanut brittle, homemade peanut brittle, candy, dessert, easy candy recipe, crunchy candy

Did you make this recipe?

Share a photo and tag us โ€” we can't wait to see what you've made!

Leave a Comment

Recipe rating